Feature
- Animals
Where’d I Put That?
Birds that hide and recover thousands of separate caches of seeds have become a model for investigating how animals' minds work.
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Unsure Minds
A controversial set of studies indicates that monkeys and dolphins know when they don't know the answer to certain tasks, an ability that presumably relies on conscious deliberations.
- Tech
Virtual Nanotech
With computers becoming ever more powerful, researchers are simulating nanoscale materials and devices down to the level of atoms and even electrons.
- Earth
Danger on Deck?
The Environmental Protection Agency no longer allows residential installation of pressure-treated lumber and recommends the application of sealant to prevent leaching of carcinogens out of existing lumber structures.
